13600142331 has 4 divisors (see below), whose sum is σ = 18133523112. Its totient is φ = 9066761552.

The previous prime is 13600142329. The next prime is 13600142363. The reversal of 13600142331 is 13324100631.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13600142331 - 2¹ = 13600142329 is a prime.

It is a super-2 number, since 2×13600142331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13600146331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2266690386 + ... + 2266690391.

It is an arithmetic number, because the mean of its divisors is an integer number (4533380778).

Almost surely, 2^13600142331 is an apocalyptic number.

13600142331 is a deficient number, since it is larger than the sum of its proper divisors (4533380781).

13600142331 is an equidigital number, since it uses as much as digits as its factorization.

13600142331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4533380780.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13600142331 its reverse (13324100631), we get a palindrome (26924242962).

The spelling of 13600142331 in words is "thirteen billion, six hundred million, one hundred forty-two thousand, three hundred thirty-one".